Early Wheatstone by Lachenal EC ?

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Cross referencing this 

https://www.ebay.co.uk/itm/C-Wheatstone-Concertina-No-1564-Vintage-Victorian/192800737798?hash=item2ce3d1ca06:g:er4AAOSwN3NcSFFp:rk:7:pf:0

 

to this 

http://www.concertina.com/chambers/lachenal-production/  

 

the instrument offered may be one of the earliest examples out there, ie. next production  ?  That may, or may not add to it's value it looks very tidy ? if original.